VAZAG INVESTMENT ENGINE

Investment calculators

Professional-grade mortgage, rental ROI and seller-financing tools built on the same engine the VAZAG portal uses. Everything runs in your browser — nothing you type is sent anywhere.

Unlock the calculators

Create an account and subscribe to use all three calculators.

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Mortgage & amortization

P&I, PMI drop-off, FHA MIP, escrows, extra payments and a full schedule with CSV export.

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Rental ROI

Cash flow, cash-on-cash, cap rate, DSCR, a 10-year projection and exit IRR.

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Seller financing lab

Owner carry, wraparound, subject-to and lease-option structures compared with a bank loan.

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Estimates for planning only — not financial, tax or legal advice. Actual loan terms, taxes, insurance and market results will differ.